Timeline for Tetrahedron angles sum to $\pi$: Bisector plane
Current License: CC BY-SA 3.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Apr 20, 2012 at 1:58 | comment | added | Joseph O'Rourke | @Gjergji: Succinct and clear! Thanks!! | |
| Apr 20, 2012 at 1:55 | history | answered | Gjergji Zaimi | CC BY-SA 3.0 |